Apply & Map
pandas provides several methods to apply custom functions to data:
Binning & Categorical
Binning converts continuous data into discrete intervals (bins). Categorical data represents discrete categories with limited unique values. Both are essential for analysis and visualization.
categorical-data
Reshaping
Reshaping transforms data between wide and long formats. Common operations:
Sorting & Ranking
Sorting organizes data by values. Ranking assigns positions based on values. Both are essential for analysis and presentation.